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| At the time of the Revolutionary War, annual
mineral materials used per capita are estimated to have been about 1,200
pounds. — 1975,
U.S. Bureau of Mines
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|
Click here to download the
complete story. (pdf, 627K)
|
|
Then
The "good ol' days"
Now
Click here to download the MII Baby as a PDF file. |
American Lifestyles Have Changed
| |
1776 |
1850 |
1900 |
1950 |
2005 |
| Population (millions): |
2.8 |
23 |
76 |
152 |
295 |
| Lifespan (Years): |
33 |
43 |
47.3 |
68.2 |
77.6 |
Annual consumption
mined material (lbs.): |
1,200
(est.) |
unknown |
7,714 |
25,938 |
47,502 |
| Houses (millions): |
|
3.4 |
16 |
42.5 |
112 |
| Motor Vehicles |
-- |
-- |
8,000 |
149 million |
237 million |
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| For
Teachers | |
Poster Packets | |
Homework Help For Students | Environment
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| About MII |
Mineral Information Institute
505 Violet Street
Golden, CO 80401 USA
Phone: 303/277-9190
Fax: 303/277-9198
www.mii.org --
mii@mii.org
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